According to a new study, ancient footprints and drag marks at White Sands National Park in New Mexico suggest the earliest known North Americans used wooden travois-like “vehicles” to transport goods, and possibly even people, 22,000 years ago [3014×3627]

[https://www.sciencedirect.com/science/article/pii/S2666033425000103](https://www.sciencedirect.com/science/article/pii/S2666033425000103)

[https://www.newscientist.com/article/2469648-22000-year-old-tracks-are-earliest-evidence-of-transport-vehicles/](https://www.newscientist.com/article/2469648-22000-year-old-tracks-are-earliest-evidence-of-transport-vehicles/)

[https://www.livescience.com/archaeology/20-000-year-old-evidence-of-ancient-vehicles-discovered-in-new-mexico](https://www.livescience.com/archaeology/20-000-year-old-evidence-of-ancient-vehicles-discovered-in-new-mexico)

Or, they were dragging an unconscious person feet down. One of them just had one leg or three legs, and they could only carry two.